Finding the Fourth Proportional to 10,184,408.28, 14,054,203.16 and 5,600,729.65
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Solution
The fourth proportional to 10,184,408.28, 14,054,203.16 and 5,600,729.65 is: 7,728,852.79
Step by Step Solution
- Step 1: Write the proportion equation
10,184,408.28 : 14,054,203.16 = 5,600,729.65 : x - Step 2: Convert to fraction form
10,184,408.28/14,054,203.16 = 5,600,729.65/x - Step 3: Cross multiply
10,184,408.28x = 14,054,203.16 × 5,600,729.65 - Step 4: Simplify right side
10,184,408.28x = 78,713,792,345,335.70 - Step 5: Solve for x
x = 78,713,792,345,335.70/10,184,408.28 - Step 6: Final answer
x = 7,728,852.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.